export interface RequestContext {
    token: string;
    slug: string;
    branch: string | null;
    mode: "preview" | "production";
}
export interface CreateRequestContextOptions {
    /** Whether the request has already passed the proxy trust check. */
    proxyTrusted?: boolean;
    /**
     * Whether a missing request credential may use the standalone host API
     * token. Shared proxy requests must set this to false so attacker-selected
     * project identity is never combined with a host credential.
     */
    allowHostTokenFallback?: boolean;
}
export declare function createRequestContext(req: Request, options?: CreateRequestContextOptions): RequestContext;
export declare function getCacheStrategy(ctx: RequestContext, isLocalProject?: boolean): "none" | "invalidate" | "immutable";
export declare function shouldEnableCache(ctx: RequestContext, isLocalProject?: boolean): boolean;
export declare function shouldUseNoCacheHeaders(ctx?: RequestContext, isLocalProject?: boolean): boolean;
//# sourceMappingURL=request-context.d.ts.map